Affects me too. When in network manager, "Wired" connection options button gives me this error: Did not find a connection with UUID '(null)'.
I have too upgraded from 12.10 (all the way down to 10.04, because of this, reinstalled ubuntu from scratch --formatted disk-- but same) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1176370 Title: Ethernet connection not stable To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1176370/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs